Home / 4,918.78-7,363.59-2,965.06

Finding the Fourth Proportional to 4,918.78, 7,363.59 and 2,965.06

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Solution

The fourth proportional to 4,918.78, 7,363.59 and 2,965.06 is: 4,438.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.78 : 7,363.59 = 2,965.06 : x
  2. Step 2: Convert to fraction form
    4,918.78/7,363.59 = 2,965.06/x
  3. Step 3: Cross multiply
    4,918.78x = 7,363.59 × 2,965.06
  4. Step 4: Simplify right side
    4,918.78x = 21,833,486.17
  5. Step 5: Solve for x
    x = 21,833,486.17/4,918.78
  6. Step 6: Final answer
    x = 4,438.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.